Senior Java Developer

Role Overview

We are seeking a Senior Java Developer to join our Core Platform Team. This role is critical to building and maintaining the scalable backend infrastructure of our Live Casino platform, ensuring it can support high‑concurrency gameplay, real‑time interactions, and a distributed microservices architecture.

As a Senior Java Developer, you will architect and develop backend systems that power our games, player management, reporting tools, and third‑party integrations. You will work closely with Product Owners, Frontend Developers, Dev Ops, and QA to ensure smooth, efficient, and secure platform operations.

• Design and implement backend systems capable of handling thousands of concurrent player connections across multiple services.
• Develop scalable, modular microservices to support game logic, session management, and operational services.
• API Development.
• Ensure low‑latency data processing to support live casino game engines.
• Collaborate with the product team to build new features, improve system performance, and support business requirements.
• Work with relational databases such as PostgreSQL and Oracle to ensure reliable and efficient data operations.
• Manage service deployment on Kubernetes, with integrations into AWS, GCP, or Azure.
• Monitoring & Debugging.
• Write clean, maintainable code with strong unit and integration test coverage. Conduct peer reviews.
• Produce clear documentation for APIs, architecture, and deployment processes.

• 5+ years of experience in Java software development, with a focus on backend systems.
• Strong understanding of Spring Framework (Boot, Security, Data, etc.).
• Experience building and maintaining high‑concurrency systems.
• Solid background in microservices architecture and API design.
• Proficiency in SQL and experience with relational databases (PostgreSQL, Oracle).
• Familiarity with Kubernetes, Docker, and cloud environments (AWS, GCP, Azure).
• Experience with monitoring tools (e.g., Prometheus, Grafana, ELK, or similar).
• Strong communication and collaboration skills.
• Fluency in written and spoken Chinese is required.

• Experience a dynamic and team‑orientated work environment.
• Opportunities for personal growth and learning.
• An open, inclusive and supportive team where you will be valued, and your suggestions will be welcome.
• 26 days paid holiday per year, in addition to local public holidays.
• Competitive salary.
• Risk Benefits such as pension, Life Assurance (4x annual salary), Private Medical Insurance.
• Team Building activities.
• Local discounts and more.